MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF document was flagged as malicious by a machine learning classifier and contains a critical heuristic indicating it links to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=cassirer+essay+on+man+pdf', which is likely the primary malicious payload delivery mechanism. The presence of numerous other links, many hosted on Shopify, suggests a link farm designed to obscure the final destination and potentially evade detection.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.cc/pify?keyword=cassirer+essay+on+man+pdf In PDF document text
- http://files.weststanlybaptistchurch.com/uploads/1/3/1/4/131454505/zesubavijaxuwax-rokid-bowariguza-fozunoneguze.pdfIn PDF document text
- http://niwil.charlesfarley.com/uploads/1/3/0/7/130775320/vibanobata-numigixiza.pdfIn PDF document text
- http://files.anaffairtoremember1.com/uploads/1/3/1/3/131398052/13ca112eaff9bad.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0446/0858/5891/files/binary_large_object.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6717/9165/files/fiviwim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7617/3472/files/88831217104.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7221/5448/files/13994483258.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9805/4558/files/nonikobiwin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2812/7637/files/koxoluse.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9291/8937/files/battistero_degli_ortodossi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7677/1224/files/hymenolepis_diminuta.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4087/4408/files/57895402296.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3955/3696/files/73062251110.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5354/7677/files/moxivosewaduv.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- https://savannah.gnu.org/projects/freefont/In PDF document text
- http://www.gnu.org/licenses/In PDF document text
- http://www.gnu.org/copyleft/gpl.htmlIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000076e9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76E9 | 6588 bytes |
SHA-256: c6acebe3750ab55c09714fa1b34f6c70ddae3ce202e1a088ffcbc34adab53285 |
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font_01_sfnt_off00008732.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8732 | 6032 bytes |
SHA-256: 60a659a016bb62f51af7acf225d4f86d692b9572e12ff44dbd0306390e6266eb |
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font_02_sfnt_off00009bac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9BAC | 5160 bytes |
SHA-256: 83dcc1139a8fcb44f6b12e89c294a7d3ef0879c3dd6eef6ac0f824ce64bf7363 |
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font_03_sfnt_off0000ad28.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD28 | 9992 bytes |
SHA-256: 9dd08445e3d564579b0828614f0274c52a526ba1f7eb86cdaa8ad5a2374a0e74 |
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font_04_sfnt_off0000cf88.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF88 | 18820 bytes |
SHA-256: 0468e771f127d1efc5e8c1ddfbcc2a4617bb8474a3279200896187ccd8840df5 |
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